Home / 10,038.48-15,060.16-3,113.04

Finding the Fourth Proportional to 10,038.48, 15,060.16 and 3,113.04

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Solution

The fourth proportional to 10,038.48, 15,060.16 and 3,113.04 is: 4,670.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,038.48 : 15,060.16 = 3,113.04 : x
  2. Step 2: Convert to fraction form
    10,038.48/15,060.16 = 3,113.04/x
  3. Step 3: Cross multiply
    10,038.48x = 15,060.16 × 3,113.04
  4. Step 4: Simplify right side
    10,038.48x = 46,882,880.49
  5. Step 5: Solve for x
    x = 46,882,880.49/10,038.48
  6. Step 6: Final answer
    x = 4,670.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.